EP0929156A2 - Circuit de boucle à verrouillage de phase - Google Patents

Circuit de boucle à verrouillage de phase Download PDF

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Publication number
EP0929156A2
EP0929156A2 EP99100076A EP99100076A EP0929156A2 EP 0929156 A2 EP0929156 A2 EP 0929156A2 EP 99100076 A EP99100076 A EP 99100076A EP 99100076 A EP99100076 A EP 99100076A EP 0929156 A2 EP0929156 A2 EP 0929156A2
Authority
EP
European Patent Office
Prior art keywords
circuit
comparison
comparison means
charging pump
dead zone
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP99100076A
Other languages
German (de)
English (en)
Other versions
EP0929156A3 (fr
Inventor
Manabu c/o NEC Corporation Kawaguchi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEC Corp
Original Assignee
NEC Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by NEC Corp filed Critical NEC Corp
Publication of EP0929156A2 publication Critical patent/EP0929156A2/fr
Publication of EP0929156A3 publication Critical patent/EP0929156A3/fr
Withdrawn legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION, OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/08—Details of the phase-locked loop
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION, OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/08—Details of the phase-locked loop
    • H03L7/085—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal
    • H03L7/087—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal using at least two phase detectors or a frequency and phase detector in the loop
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION, OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/08—Details of the phase-locked loop
    • H03L7/085—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal
    • H03L7/089—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal the phase or frequency detector generating up-down pulses
    • H03L7/0891—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal the phase or frequency detector generating up-down pulses the up-down pulses controlling source and sink current generators, e.g. a charge pump
    • H03L7/0895—Details of the current generators

Landscapes

  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
EP99100076A 1998-01-06 1999-01-05 Circuit de boucle à verrouillage de phase Withdrawn EP0929156A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP10012015A JPH11195982A (ja) 1998-01-06 1998-01-06 Ｐｌｌ回路
JP1201598 1998-01-06

Publications (2)

Publication Number Publication Date
EP0929156A2 true EP0929156A2 (fr) 1999-07-14
EP0929156A3 EP0929156A3 (fr) 2000-11-08

Family

ID=11793781

Family Applications (1)

Application Number Title Priority Date Filing Date
EP99100076A Withdrawn EP0929156A3 (fr) 1998-01-06 1999-01-05 Circuit de boucle à verrouillage de phase

Country Status (4)

Country Link
EP (1) EP0929156A3 (fr)
JP (1) JPH11195982A (fr)
KR (1) KR100341106B1 (fr)
CN (1) CN1144369C (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4407031B2 (ja) 2000-09-21 2010-02-03 ソニー株式会社 位相同期ループ回路および遅延同期ループ回路
AU2003267746A1 (en) * 2002-10-30 2004-05-25 Koninklijke Philips Electronics N.V. Phase locked loop demodulator with gain control
US9419632B1 (en) * 2016-04-22 2016-08-16 Via Alliance Semiconductor Co., Ltd. Charge pump for use in phase-locked loop

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0519892A2 (fr) * 1991-06-19 1992-12-23 Telefonaktiebolaget L M Ericsson Oscillateur contrôlé en tension par plusieurs boucles
US5386437A (en) * 1991-11-08 1995-01-31 Sony Corporation Phase-locked loop circuit
US5424689A (en) * 1993-12-22 1995-06-13 Motorola, Inc. Filtering device for use in a phase locked loop controller
US6094078A (en) * 1997-10-21 2000-07-25 Matsushita Electric Industrial Co., Ltd. Phase-locked loop circuit

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0519892A2 (fr) * 1991-06-19 1992-12-23 Telefonaktiebolaget L M Ericsson Oscillateur contrôlé en tension par plusieurs boucles
US5386437A (en) * 1991-11-08 1995-01-31 Sony Corporation Phase-locked loop circuit
US5424689A (en) * 1993-12-22 1995-06-13 Motorola, Inc. Filtering device for use in a phase locked loop controller
US6094078A (en) * 1997-10-21 2000-07-25 Matsushita Electric Industrial Co., Ltd. Phase-locked loop circuit

Also Published As

Publication number Publication date
CN1144369C (zh) 2004-03-31
KR19990067749A (ko) 1999-08-25
CN1226762A (zh) 1999-08-25
KR100341106B1 (ko) 2002-06-20
JPH11195982A (ja) 1999-07-21
EP0929156A3 (fr) 2000-11-08

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